Home / 195,826.28-270,328.82-123,335.70

Finding the Fourth Proportional to 195,826.28, 270,328.82 and 123,335.70

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Solution

The fourth proportional to 195,826.28, 270,328.82 and 123,335.70 is: 170,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,826.28 : 270,328.82 = 123,335.70 : x
  2. Step 2: Convert to fraction form
    195,826.28/270,328.82 = 123,335.70/x
  3. Step 3: Cross multiply
    195,826.28x = 270,328.82 × 123,335.70
  4. Step 4: Simplify right side
    195,826.28x = 33,341,193,628.20
  5. Step 5: Solve for x
    x = 33,341,193,628.20/195,826.28
  6. Step 6: Final answer
    x = 170,259.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.